Display unit for use with cash register systems



FIG. 1 is a perspective view of the display unit for use with cash register systems;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof; and

FIG. 4 is a rear elevational view thereof. 

The ornamental design for a display unit for use with cash register systems, as shown. 